The Table Below Shows Various Values of Labour (L),capital (K),and

The table below shows various values of labour (L) ,capital (K) ,and technology (T) for Economies A,B,and C.In each case,the aggregate production function takes the following form:
Y = T × TABLE 25-4
-Refer to Table 25-4.The production function that applies to Economies A,B,and C displays

A) increasing returns to scale.
B) increasing marginal returns to labour.
C) diminishing marginal returns to labour.
D) constant returns to scale.
E) Both C and D are correct.